| Équations équilibrées la veille |
Na2S2O3 + 2 HCl = H2O + 2 NaCl + S + SO2
Na2CO3 + HCl = NaCl + H2O + CO2 =>
Na2CO3 + 2 HCl = 2 NaCl + H2O + CO2
CuSO4 + KOH = Cu(OH)2 + K2SO4 =>
CuSO4 + 2 KOH = Cu(OH)2 + K2SO4
AgNO3NaI = AgINaNO3 =>
AgNO3NaI = AgINaNO3
C7H16 + O2 = CO2 + H2O =>
C7H16 + 11 O2 = 7 CO2 + 8 H2O
C3H8 + O2 = CO2 + H2O =>
C3H8 + 5 O2 = 3 CO2 + 4 H2O
CO{2} + CaSiO{3} + H{2}O = SiO{2} + Ca(HCO{3}){2} =>
CO{2} + CaSiO{3} + H{2}O = SiO{2} + Ca(HCO{3}){2}
Zn + HCl = ZnCl2 + H2 =>
Zn + 2 HCl = ZnCl2 + H2
N2 + H2 = NH3 =>
N2 + 3 H2 = 2 NH3
Na3PO4 + KOH = NaOH + K3PO4 =>
Na3PO4 + 3 KOH = 3 NaOH + K3PO4
Ba(OH)2 + H(ClO3) = Ba(ClO3)2 + H2O =>
Ba(OH)2 + 2 H(ClO3) = Ba(ClO3)2 + 2 H2O
C4H10 + O2 = CO2 + H2O =>
2 C4H10 + 13 O2 = 8 CO2 + 10 H2O
Zn + PbO2 = Pb + ZnO =>
2 Zn + PbO2 = Pb + 2 ZnO
Li2CO3 + P2O5 = Li3PO4 + CO2 =>
3 Li2CO3 + P2O5 = 2 Li3PO4 + 3 CO2
KHSO4 + CH3COONa = CH3COOH + KSO4 + Na =>
KHSO4 + CH3COONa = CH3COOH + KSO4 + Na
PbN6 + CrMn2O8 = Pb3O4 + Cr2O3 + MnO2 + NO =>
15 PbN6 + 44 CrMn2O8 = 5 Pb3O4 + 22 Cr2O3 + 88 MnO2 + 90 NO
Co + NH4 + NH3 + H2O2 = [Co(NH3)5H2O] =>
2 Co + 2 NH4 + 8 NH3 + H2O2 = 2[Co(NH3)5H2O]
BaSO4 + Sr3(PO4)2 = Ba3(PO4)2 + SrSO4 =>
3 BaSO4 + Sr3(PO4)2 = Ba3(PO4)2 + 3 SrSO4
NH3 + O2 = NO + H2O =>
4 NH3 + 5 O2 = 4 NO + 6 H2O
NaOH(aq) + KHP(aq) = NaKP(q) + H2O(l) =>
NaOH(aq) + KHP(aq) = NaKP(q) + H2O(l)
K4Fe(Cn)6 + H2SO4 = HCn + KHSO4 + FeSO4 =>
K4Fe(Cn)6 + 5 H2SO4 = 6 HCn + 4 KHSO4 + FeSO4
AgNO3 + Cr(C2H3O2)3 = Cr(NO3)3 + AgC2H3O2 =>
3 AgNO3 + Cr(C2H3O2)3 = Cr(NO3)3 + 3 AgC2H3O2
Zn + NaOH = Na2ZnO2H2 =>
Zn + 2 NaOH = Na2ZnO2H2
NaF + Ni(NO3)2 = NiF2 + NaNO3 =>
2 NaF + Ni(NO3)2 = NiF2 + 2 NaNO3
K2 + CO3 + CuSO4 = K2SO4 + Cu2CO3 =>
2 K2 + CO3 + 2 CuSO4 = 2 K2SO4 + Cu2CO3
K2Cr2O7 + C4H10O + H2SO4 = C4H8O + Cr2O3 + KHSO4 + H2O =>
K2Cr2O7 + 3 C4H10O + 2 H2SO4 = 3 C4H8O + Cr2O3 + 2 KHSO4 + 4 H2O
CH4 = C + H2 =>
CH4 = C + 2 H2
N2O + H2 = NH3 + H2O =>
N2O + 4 H2 = 2 NH3 + H2O
Ca + P = Ca3P2 =>
3 Ca + 2 P = Ca3P2
C20H46O3 + O2 = H2O + CO2 =>
C20H46O3 + 30 O2 = 23 H2O + 20 CO2
Fe{2+} + SO4{2-} + H{+} = Fe{3+} + SO2 + H2O =>
2 Fe{2+} + SO4{2-} + 4 H{+} = 2 Fe{3+} + SO2 + 2 H2O
Mg + P = Mg3P1 =>
3 Mg + P = Mg3P1
CH4 + O2 = CO2 + H20C = ,O = =>
5 CH4 + 4 O2 = 4 CO2 + H20C
CuCl2 = Cu + Cl2 =>
CuCl2 = Cu + Cl2
CH4 + Br = CBr4 + HBr =>
CH4 + 8 Br = CBr4 + 4 HBr
Fe + Cl2 = FeCl3 =>
2 Fe + 3 Cl2 = 2 FeCl3
Ag2CO3 = Ag + CO2 + O2 =>
2 Ag2CO3 = 4 Ag + 2 CO2 + O2
Na + O2 = Na2O =>
4 Na + O2 = 2 Na2O
Mg(OH)2 + HCl = MgCl2 + H2O =>
Mg(OH)2 + 2 HCl = MgCl2 + 2 H2O
Mg(OH)2 + NO3NH4 = Mg(NO3)2 + NH3 + H2O =>
Mg(OH)2 + 2 NO3NH4 = Mg(NO3)2 + 2 NH3 + 2 H2O
H2O + Al(OH)3 + Rb2O = Rb[Al(OH)4] =>
H2O + 2 Al(OH)3 + Rb2O = 2 Rb[Al(OH)4]
C6H5CH2CH2CH3 + KMnO4 = C6H5COOK + MnO2 + KOH + H2O =>
7 C6H5CH2CH2CH3 + 22 KMnO4 = 9 C6H5COOK + 22 MnO2 + 13 KOH + 13 H2O
ClO3{-} + I{-} + H3O{+} = ClO2{-} + I2 + H2O =>
ClO3{-} + 2 I{-} + 2 H3O{+} = ClO2{-} + I2 + 3 H2O
KClO3 = KCl + O2 =>
2 KClO3 = 2 KCl + 3 O2
AlBr3 + Cl2 = AlCl3 + Br2 =>
2 AlBr3 + 3 Cl2 = 2 AlCl3 + 3 Br2
Al2O3 + H2SO4 = Al2(SO4)3 + H2O =>
Al2O3 + 3 H2SO4 = Al2(SO4)3 + 3 H2O
P2H4 + H2O2 = P2 + H2O =>
P2H4 + 2 H2O2 = P2 + 4 H2O
AgNo3 + AlCl3 = AgCl + AlNo9 =>
3 AgNo3 + AlCl3 = 3 AgCl + AlNo9
Fe2(SO4)3(aq) + CU(s) = CUSO4(aq) + Fe(s) =>
Fe2(SO4)3(aq) + 3 CU(s) = 3 CUSO4(aq) + 2 Fe(s)
K2CO3 + Mg(NO3)2 = K2(NO3)2 + MgCO3 =>
K2CO3 + Mg(NO3)2 = K2(NO3)2 + MgCO3
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